The female Player Character is known as White. It has also been used in screenshots of her as another player; Black visits her World.
Don George and Swanna have both been called "Carl" for their slight resemblance to the Aqua Teen Hunger Force character while the new early bug, Sewaddle, is going by Countapillar, Bugleaf, Smugbug, Fraterpie, Collarpillar and Vampillar. A comparison.◊
Bianca (the rival) has the same name as Bianca (a character from the fifth movie of the anime).
Pokémon Black Version was the name of the game from a popular Haunted CartridgeCreepypasta. The 'pasta itself was later renamed Pokémon Creepy Black in the wake of the Gen 5 games' release.
Durant's number #632note #138, #194, or #106 in other Dexes, not #35.
Urban Legend of Zelda: Mostly averted, as despite pretty much half the internet going crazy over this game, any rumours without at least some proof are quashed almost immediately. Though, there have been several instances of faked screenshots and CoroCoro pages being hidden among legitimate releases from CoroCoro and Pokémon Sunday by some of the people who leak them. The problem is getting worse every single time a new batch of info is released. Justified in that there are legions of fan websites ready to debunk these rumors as well as long-time fans that are probably know better. This hasn't stopped the occasional hastily added entries to this page, however.
Originally, Frillish and Jellicent were supposed to be just a pure Water-type species, but were changed to be Water/Ghost (a type combination that hasn't been seen prior to Generation V) for the sake of distribution. This resulted in their creator (a new artist working at Game Freak) being disappointed with the scary aspects (such as causing ships that cross its habitat to be sunken and all of the passengers on board to end up missing) being added to what was supposed to just be some normal jellyfish based on princes and princesses.
Stunfisk was also supposed to be a Electric/Water-type. This was changed for the sake of type distribution.
Deino, Zweilous and Hydreigon were originally intended to be cybernetic dragons incorporating aspects of tanks within their bodies. The track-like markings on their bellies seem to be a remnant of this.